Firefox 18.0 and Thunderbird 17.0.2 are just released - the version numbers change so quickly on these now I can't keep track anymore!

Details at:
http://www.mozilla.org/en-US/firefox/18.0/releasenotes/
http://www.mozilla.org/security/known-vulnerabilities/firefox.html

http://www.mozilla.org/en-US/thunderbird/17.0.2/releasenotes/
http://www.mozilla.org/security/known-vulnerabilities/thunderbird.html#thunderbird17.0.2

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Rob VandenBrink
Metafore